Ivan Milat died in 2019 - and now experts believe they have uncovered evidence the backpacker killer was responsible for up to TWENTY other unsolved murders. 7NEWS Presents Ivan Milat: Buried Secrets premieres Sunday, 14 March at 7pm on Channel 7 and 7plus. | Sunrise

Ivan Milat, the notorious backpacker murderer, is responsible for some of the most grotesque and brutal crimes in Australian history, but there have long been claims the serial killer did not act alone. In 1996, #60Mins interviewed two of Ivan Milat's brothers who denied their involvement in this chilling interview. Watch the full interview on 9Now: http://9Soci.al/oHfO50KJP4L | 60 Minutes Australia

Ian Hayman says he's lucky to have reached his 60s. He knows his life could have ended at just 15, when he hitched a ride with a man he says was Ivan Milat. #9ACA | A Current Affair

"I've covered the story of Ivan Milat across my career as a journalist. All I can say is - Good riddance." #9ACA | A Current Affair

PART ONE: Back in 2019, a man recounted his narrow escape from a man he believes was serial killer Ivan Milat. Ian Hayman was just 15 years old when his nightmare hitchhiking event unfolded. #9ACA | Watch LIVE 7pm | A Current Affair

Detectives say they're barely bothered interviewing Ivan Milat, believing he lacks the courage to offer deathbed confessions on more suspected victims. Milat is being treated for cancer in Long Bay Jail, and seems likely to take his dark secrets to the grave. Story: 7news.link/Yggtrv #IvanMilat #7NEWS | 7NEWS Sydney